Answer
Right click “Computer” and select Properties. Select Advanced System Settings [Skip this step on XP]. Choose the Advanced Tab. Under User Profiles, select Settings (NB: This may take some time to enumerate) and right click your username, then choose Delete.
Allow Domain Users to Install Without Password Prompt
How to Create a Domain User Account in windows server 2012
Right click “Computer” and select Properties. Select Advanced System Settings [Skip this step on XP]. Choose the Advanced Tab. Under User Profiles, select Settings (NB: This may take some time to enumerate) and right click your username, then choose Delete.
To delete an Active directory domain user account; open the Active Directory Users and Computers MMC snap-in, right click the user object and select “Delete” from the context menu. Then a confirmation dialog box will appear which asks you to confirm if you really want to delete this object. Click “Yes” on that window is when it deletes the active directory domain user account.